<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Spring Boot 文件上传测试</title>
</head>
<body>

<form action="/upload" method="post" enctype="multipart/form-data">
    <input type="file" name="file" />
    <input type="submit" value="文件上传" />
</form>
</body>
</html>